2-137010871-A-G

Variant names:

• chr2-137010871-A-G
• rs979975
• NM_001316349.2:c.140-45549A>G

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_Strong BA1

The NM_001316349.2(THSD7B):​c.140-45549A>G variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.897 in 152,194 control chromosomes in the GnomAD database, including 61,741 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: 𝑓 0.90 (61741 hom., cov: 31)
• Consequence: THSD7B NM_001316349.2 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 1.66

Genes affected

THSD7B (HGNC:29348): (thrombospondin type 1 domain containing 7B) Predicted to be involved in actin cytoskeleton reorganization. Predicted to be integral component of membrane. Predicted to be active in plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Benign. Variant got -12 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.94).
• BA1: GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.977 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
THSD7B	NM_001316349.2	c.140-45549A>G		intron_variant	Intron 2 of 27	ENST00000409968.6	NP_001303278.1
THSD7B	XM_047445935.1	c.-284-45549A>G		intron_variant	Intron 2 of 27		XP_047301891.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
THSD7B	ENST00000409968.6	c.140-45549A>G		intron_variant	Intron 2 of 27	5	NM_001316349.2	ENSP00000387145.1
THSD7B	ENST00000472720.5	n.*106-45549A>G		intron_variant	Intron 3 of 3	5		ENSP00000473349.1

Frequencies

GnomAD3 genomes AF: 0.897 AC: 136478 AN: 152076 Hom.: 61697 Cov.: 31

Gnomad AFR AF: 0.778

Gnomad AMI AF: 0.963

Gnomad AMR AF: 0.906

Gnomad ASJ AF: 0.979

Gnomad EAS AF: 0.999

Gnomad SAS AF: 0.981

Gnomad FIN AF: 0.983

Gnomad MID AF: 0.962

Gnomad NFE AF: 0.935

Gnomad OTH AF: 0.916

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.897 AC: 136579 AN: 152194 Hom.: 61741 Cov.: 31 AF XY: 0.901 AC XY: 67066 AN XY: 74422

Gnomad4 AFR AF: 0.779

Gnomad4 AMR AF: 0.905

Gnomad4 ASJ AF: 0.979

Gnomad4 EAS AF: 0.999

Gnomad4 SAS AF: 0.981

Gnomad4 FIN AF: 0.983

Gnomad4 NFE AF: 0.935

Gnomad4 OTH AF: 0.917

Alfa AF: 0.910 Hom.: 8203

Bravo AF: 0.883

Asia WGS AF: 0.980 AC: 3410 AN: 3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.94
CADD	Benign	14
DANN	Benign	0.79

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.17		Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Other links and lift over

dbSNP: rs979975; hg19: chr2-137768441;